Integer Profile

2,180,511

3^2 × 242279

Prime factors, divisor sums, positional representations and sequence properties for 2,180,511. The prime factorization is 3^2 × 242279.

Number of positive divisors: 6. Showing the recorded part of the sequence: 104.

DeficientOddComposite

Divisor catalog (6)

139242,279726,8372,180,511

Showing 6 of 6.

Collatz trajectory (104 steps)

Even: n → n/2; Odd: n → 3n + 1

2,180,5116,541,5343,270,7679,812,3024,906,15114,718,4547,359,22722,077,68211,038,84133,116,52416,558,2628,279,13124,837,39412,418,69737,256,09218,628,0469,314,02327,942,07013,971,03541,913,10620,956,55362,869,66031,434,83015,717,41547,152,24623,576,12370,728,37035,364,185106,092,55653,046,27826,523,13979,569,41839,784,709119,354,12859,677,06429,838,53214,919,2667,459,63322,378,90011,189,4505,594,72516,784,1768,392,0884,196,0442,098,0221,049,0113,147,0341,573,5174,720,5522,360,2761,180,138590,0691,770,208885,104442,552221,276110,63855,319165,95882,979

Showing 60 of 60.

Prime factorization

Factorization: 3^2 × 242279
Distinct prime factors: 2
Perfect square: No
Parity: Odd

Arithmetic properties

Positive divisors: 6
Divisor sum: 3,149,640
Proper-divisor sum: 969,129
Digit sum: 18
Digital root: 9

Number bases

Decimal: 2180511
Binary: 1000010100010110011111 (22 bits)
Octal: 0o10242637
Hexadecimal: 0x21459F